This is the Anchor Liberty unit, 125 watts, battery OR AC powered(110 or 220), good for groups of 1000+, etc. with a package deal. You get, along with the sound system, one built-in wireless microphone system (with your choice of a Handheld, Headset or Lapel Mic), a built-in MP3 player, and a speaker stand to put the unit up high, to project the sound further. The unit is also available with multiple wireless mics, extension speaker, etc. If you have special needs, please give us a call. We will put together the perfect system for you! Anchor products are US made and come with a six year warrantee. This unit with the one wireless mic and the speaker is the most popular package. List price: $2908. Please note: Shipping will be charged separately on this item depending on location.